CN101665213A - Light-weight rotary hanger for containers - Google Patents

Light-weight rotary hanger for containers Download PDF

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Publication number
CN101665213A
CN101665213A CN200910182704A CN200910182704A CN101665213A CN 101665213 A CN101665213 A CN 101665213A CN 200910182704 A CN200910182704 A CN 200910182704A CN 200910182704 A CN200910182704 A CN 200910182704A CN 101665213 A CN101665213 A CN 101665213A
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CN
China
Prior art keywords
expansion bracket
spreader frames
duel spreader
light
containers
Prior art date
Application number
CN200910182704A
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Chinese (zh)
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CN101665213B (en
Inventor
姚海金
翁耀根
汪贤忠
翁杰
Original Assignee
无锡华东重机科技集团有限公司
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Filing date
Publication date
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Priority to CN2009101827044A priority Critical patent/CN101665213B/en
Publication of CN101665213A publication Critical patent/CN101665213A/en
Application granted granted Critical
Publication of CN101665213B publication Critical patent/CN101665213B/en

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Abstract

The invention relates to a light-weight rotary hanger for containers, in particular to a light-weight rotary hanger used on a portal crane for loading and unloading 20/40 feet containers. According tothe technical scheme of the invention, a telescopic rack capable of extending and retracting corresponding to the hanger frame is arranged in the hanger frame; a driving mechanism for driving the telescopic rack to extend and retract corresponding to the hanger frame is arranged on the hanger frame; a positioning mechanism for positioning the telescopic rack is arranged between the hanger frame and the telescopic rack; the extending end of the telescopic rack is connected with a wire cable, and the middle of the wire cable is suspended on a balance mechanism; and the hanger frame, the telescopic rack, the balance mechanism and the wire cable constitute a triangular hanger bracket. Compared with the prior art, the light-weight rotary automatic hanger for 20/40 feet containers has the characteristics of reasonable design, simple structure, reliable operation, light weight and the like.

Description

Light-weight rotary hanger for containers
Technical field
The present invention relates to a kind of light-weight rotary hanger for containers, a kind of specifically light-weight rotary hanger for containers that is used for 20/40 foot of span winch loading and unloading.
Background technology
At present, be used for the hang that span winch loads and unloads the rotary hanger of 20/40 forty equivalent unit 40 operation, be triangle pylon and the duel spreader frames bonded assembly that hangs on the suspension hook by, leg-of-mutton pylon can pass through large tank (or chain) to be promoted to move on duel spreader frames, and respectively there is an expansion bracket at the duel spreader frames two ends.Telescopic drive mechanism sprocket rotation promotes expansion bracket with chain bonded assembly pull bar on the sprocket wheel and moves, and expansion bracket stretches out, suspender 40 forty equivalent unit 40s capable of hoisting; Expansion bracket retracts, and suspender 20 forty equivalent unit 40s capable of hoisting are seen Fig. 6,7.The hang of rotary hanger has determined the telescopic girder of suspender and framework mainly to bear bending load, and the cross section of telescopic girder and framework must be done very highly, and steel plate must be used very thickly, and like this, the quality of suspender can be very big, and the quality of general suspender is about 11 tons.Like this, can only to be used in hoisting capacity be on 46 tons the span winch, could load and unload overweight freight container to rotary hanger.
In addition, suspender is cliding friction during translation because quality is big, and friction drag is very big; Simultaneously, suspender is when slinging the freight container (GB allows inclined to one side 10%) that eccentric goods is housed, and suspender and freight container can tilt, and the gravity of suspender movable part and freight container two parts weight has component at moving direction like this.Therefore, after the two addition, the resistance of translation is very big.
And in the span winch that now China is using, having a large amount of is 40 tons span winch.These 40 tons of span winchs can only adopt artificial hook or simple lifting tool and are aided with manually case and lock case, come loading and unloading container or overweight freight container.The shortcoming of this mode of operation be efficient low, have a potential safety hazard.
Because the rotary hanger quality is about 11 tons,, so, can only load and unload from 20/40 forty equivalent unit 40 that focuses on below 29 tons if 40 tons of span winchs adopt the rotary hanger operation.Overweight freight container can not operation.
Summary of the invention
The purpose of the present invention's energy is to provide a kind of light-weight rotary hanger for containers, to enlarge span winch Applicable scope.
According to technical scheme provided by the invention, the flexible expansion bracket of duel spreader frames relatively is set in duel spreader frames, on duel spreader frames, be provided for driving the expansion bracket driver train flexible with respect to duel spreader frames; Between duel spreader frames and expansion bracket, be provided for locating the detent mechanism of the position of expansion bracket; Overhanging end at expansion bracket connects steel rope, and the middle part of described steel rope hangs on the equalizing gear; Duel spreader frames, expansion bracket, equalizing gear and steel rope are formed the triangle suspension bracket.
In described driver train, oil motor is installed on the duel spreader frames, at the clutch end of oil motor sprocket wheel is set, and described sprocket wheel utilizes chain to be connected with pull bar, and described pull bar is connected on the described expansion bracket; The inner of described pull bar is connected with chain, and the outer end of pull bar is connected with the overhanging end of expansion bracket.Overhanging end at expansion bracket is provided with Connection Block, and the outer end of described pull bar utilizes bearing pin to be connected with described Connection Block.The tensioner of the tightness that is used to regulate chain is connected in series on described chain; Connecting portion at described chain and described pull bar is provided with contiguous block, and bolt is arranged on contiguous block, and described chain and described bolted connection are with belleville spring on described bolt.
In described detent mechanism, at least one knock hole is set on duel spreader frames, at least one knock hole is set on expansion bracket equally, flexible behind assigned address at described expansion bracket, knock hole on the duel spreader frames overlaps with knock hole on the expansion bracket, inserts lock pin in two knock holees after coincidence.Described expansion bracket has two, lays respectively at the two ends of described duel spreader frames; Cooresponding driver train also has two, is arranged in the two ends of described duel spreader frames; Described duel spreader frames and described expansion bracket are rectangular framework, and chute and slide block are set between duel spreader frames and expansion bracket, and described slide block can slide in chute; Described chute is installed on duel spreader frames or the expansion bracket, and cooresponding slide block then is installed on expansion bracket or the duel spreader frames.
Overhanging end at expansion bracket connects steel rope, and the middle part of described steel rope hangs on the equalizing gear; Duel spreader frames, expansion bracket, equalizing gear and steel rope are formed the triangle suspension bracket.In described equalizing gear, in the bottom of link span drum shaft is installed, on drum shaft, utilize the bearing installation reel, internally toothed annulus is arranged in reel, and between internally toothed annulus and reel, be provided for the power transmission pin of transferring power; Actuating device is set on link span, and the clutch end of described actuating device is provided with gear, described gear and the engagement of described internally toothed annulus.The limit safety chi of arc and the safe chi of deflection of arc are set on link span, and the safe chi of deflection of the limit safety chi of described arc and arc is the center with the axle center of drum shaft all; On described link span, also be provided with limit switch and ram.
Light-weight rotary hanger for containers of the present invention is compared with prior art, has following characteristics: 1, the unique hang of this suspender, from heavy and light.Make 40 tons of span winchs can load and unload 20/40 foot overweight freight container.2, this suspender adopts reel rolling leveling mode, and the friction drag in the time of can reducing the suspender leveling makes the good leveling of center of gravity accentric freight container, and state is up to the standard.
Description of drawings
Fig. 1 is the constructional drawing of suspender.
Fig. 2 is the birds-eye view of Fig. 1.
Fig. 3 is the coupled condition figure of pull bar and chain.
Fig. 4 is the enlarged drawing of A among Fig. 3.
Fig. 5 is the enlarged drawing of B among Fig. 2.
Fig. 6 is traditional hanger structure figure.
Fig. 7 is the birds-eye view of Fig. 6.
Fig. 8 is the enlarged drawing of C among Fig. 1.
Fig. 9 is the sectional view of Fig. 8.
Figure 10 is that the A of Fig. 8 is to view.
Figure 11 is the enlarged drawing of D among Fig. 1.
Figure 12 is the sectional view of Figure 11.
Figure 13 is the enlarged drawing of E among Fig. 1.
Figure 14 is the enlarged drawing of F among Fig. 1.
Among the figure: 1-duel spreader frames, 2-expansion bracket, 3-steel rope, 4-reel, the 5-oil motor, 6-lock pin, 7-bearing pin, 8-connection seat, the 9-pull bar, 10-sprocket wheel, 11-disk spring, 12-nut, the 13-tensioner, 14-chain, 15-link span, 16-latch, the 17-adapter shaft, 18-gear, 20-power transmission pin, 21-internally toothed annulus, the 22-bearing, 23-clamp, 24-drum shaft, the 25-baffle plate, 26-actuating device, 27-limit safety chi, 28-bolt A, 29-spring washer, 30-limit switch base, 31-is partial to safe chi, 32-limit switch plate, 33-limit switch, the 34-socket bolt, 35-rams, and 36-protects and blocks, 37-double end stud A, 38-nut A, 39-spring washer A, the 40-pressing plate, 41-double end stud B, 42-nut B.43-spring washer B, 44-inner shield ring A, 45--inner shield ring B, 46-rope processing device, the 47-clamp, 48-axle, 49-bolt C, 50-spring washer C, the 51-slide plate, 52-socket bolt D, 53-nut D, 54-spring washer D, 55-oil nozzle, 56-pressing plate A, 57-bolt E, 58-spring washer E, 59-slide block, the 60-bolt, 61-nut, 62-packing ring.
The specific embodiment
Shown in Fig. 1~5: the setting flexible expansion bracket 2 of duel spreader frames 1 relatively in duel spreader frames 1 is provided for driving expansion bracket 2 driver train flexible with respect to duel spreader frames 1 on duel spreader frames 1; Between duel spreader frames 1 and expansion bracket 2, be provided for locating the detent mechanism of the position of expansion bracket 2.
In described driver train, oil motor 5 is installed on the duel spreader frames 1, at the clutch end of oil motor 5 sprocket wheel 10 is set, and described sprocket wheel 10 utilizes chain 14 to be connected with pull bar 9, and described pull bar 9 is connected on the described expansion bracket 2; The inner of described pull bar 9 is connected with chain 14, and the outer end of pull bar 9 is connected with the overhanging end of expansion bracket 2.
Overhanging end at expansion bracket 2 is provided with Connection Block 8, and the outer end of described pull bar 9 utilizes bearing pin 7 to be connected with described Connection Block 8.
The tensioner 13 of the tightness that is used to regulate chain 14 is connected in series on described chain 14; Connecting portion at described chain 14 and described pull bar 9 is provided with contiguous block, and bolt is arranged on contiguous block, and described chain 14 and described bolted connection are with belleville spring 11 on described bolt.
In described detent mechanism, at least one knock hole is set on duel spreader frames 1, at least one knock hole is set on expansion bracket 2 equally, stretch behind assigned address at described expansion bracket 2, knock hole on the duel spreader frames 1 overlaps with knock hole on the expansion bracket 2, inserts lock pin 6 in two knock holees after coincidence.
Described expansion bracket 2 has two, lays respectively at the two ends of described duel spreader frames 1; Cooresponding driver train also has two, is arranged in the two ends of described duel spreader frames 1; Described duel spreader frames 1 is rectangular framework with described expansion bracket 2, in duel spreader frames 1 and 2 of expansion brackets chute and slide block is set, and described slide block can slide in chute; Described chute is installed on duel spreader frames 1 or the expansion bracket 2, and cooresponding slide block then is installed on expansion bracket 2 or the duel spreader frames 1.
Overhanging end at expansion bracket 2 connects steel rope 3, and the middle part of described steel rope 3 hangs on the equalizing gear; Duel spreader frames 1, expansion bracket 2, equalizing gear and steel rope 3 are formed the triangle suspension bracket.
In described equalizing gear, in the bottom of link span 15 drum shaft 24 is installed, on drum shaft 24, utilize bearing 22 that reel 4 is installed, internally toothed annulus 21 is arranged in reel 4, and between internally toothed annulus 21 and reel 4, be provided for the power transmission pin 20 of transferring power; Actuating device 26 is set on link span 15, and the clutch end of described actuating device 26 is provided with gear 18, described gear 18 and described internally toothed annulus 21 engagements.
The limit safety chi 27 of arc and the safe chi 31 of deflection of arc are set on link span 15, and the limit safety chi 27 of described arc is the center with the axle center of drum shaft 24 all with the safe chi 31 of deflection of arc; On described link span 15, also be provided with limit switch 33 and ram 35.When reel 4 rotates, if when reaching the limit of state, can run into ram 35 with limit switch 33, limit switch 33 in time sends signal, and actuating device 26 is quit work.Can the handled easily person the detect by an unaided eye amount of spin of reel 4 of the limit safety chi 27 of the arc that is provided with and the safe chi 31 of deflection of arc.
When the article that hung occur tilting,, drive internally toothed annulus 21 by gear 18 and rotate as long as start actuating device 26 (as electrical motor), driving reel 4 winding reel axles 24 by internally toothed annulus 21 by power transmission pin 20 rotates, when reel 4 rotates,, finally realize the self-equalizing of article with regard to Wound steel rope 3.The mode of this balancing is compared with traditional mode (seeing Fig. 6,7), and speed simple in structure, balancing is fast.
Between duel spreader frames 1 and expansion bracket 2, slide plate is set, the resistance when utilizing this slide plate to reduce expansion bracket 2 with respect to duel spreader frames 1 telescopic slide.
The utility model is by a reel that can rotate automatically 4 that hangs on the suspension hook, and lay winding wire ropes 3 on the reel 4, and steel rope 3 is connected with the expansion bracket 2 at duel spreader frames 1 two ends, and duel spreader frames 1 is formed the triangle suspension bracket with expansion bracket 2 and steel rope 3.The duel spreader frames 1 and the expansion bracket 2 of 20/40 forty equivalent unit 40 light-weight rotary hanger mainly bear axial load, and it is very little that the cross section of duel spreader frames 1 and expansion bracket 2 can be done, and like this, the quality of suspender is just very light.By rotating a reel 4 that hangs on the suspension hook, one side of the steel rope 3 of reel 4 both sides is laid out, opposite side moves into, thereby change the length of both sides steel rope 3, the center of gravity of the goods in the freight container is overlapped with the suspension hook perpendicular line, thereby make freight container be in horizontality.The present invention is owing to adopt reel to drive the leveling mode, the coefficient of rolling friction of antifriction-bearing box is 0.02, and the coefficient of sliding resistance of slide plate (best material is a polytetrafluoroethylene) and steel is 0.1~0.15, with respect to cliding friction, has reduced the resistance of leveling friction.
During installation, the two ends that expansion bracket 2 inserts duel spreader frames 1; Expansion bracket 2 can slide in duel spreader frames 1.Connection seat 8 is welded on the expansion bracket 2; By bearing pin 7 outer end of connection seat 8 with pull bar 9 linked up.The inner of pull bar 9 is enclosed within on the tensioner 13, is locked with nut 12; The two ends of tensioner 13 connect with the chain 14 of walking around sprocket wheel 10.
Control position for 40 feet: oil motor 5 drive sprockets 10 clockwise rotate, and see Fig. 3,4, and sprocket wheel 10 drives chains 14 motions, and the chains 14 above the sprocket wheel 10 move right, and the chain 14 below the sprocket wheel 10 is to left movement; With the pull bar 9 that chain 14 is fixed, promote expansion bracket 2 and in the chute of duel spreader frames 1, slide, and outside two ends, stretch out; When expansion bracket 2 slided into 40 feet positions, oil motor 5 quit work; Lock pin 6 moves in the hole of inserting duel spreader frames 1.At this moment, suspender just can load and unload 40 forty equivalent unit 40s.
Control position for 20 feet: oil motor 5 drive sprockets 10 rotate counterclockwise, and see Fig. 3,4, and sprocket wheel 10 drives chain 14 motions, and the chain 14 above the sprocket wheel 10 is to left movement, and sprocket wheel 10 following chains 14 move right; With the pull bar 9 that chain 14 is fixed, promote expansion bracket 2 and in the slideway of duel spreader frames 1, slide, and inwardly withdrawal; When expansion bracket 2 slided into 20 feet positions, oil motor 5 quit work.At this moment, suspender just can load and unload 20 forty equivalent unit 40s.
Leveling work: as the freight container center of gravity deflection left side that goods is housed, so, suspender is sling behind the freight container, and suspender and freight container the right can stick up by by gravity.Reel 4 clockwise rotates under power driven, sees Fig. 1, the steel rope 3 that twines on the reel 4, and the shortening of the left side, the growth on the right moves on to freight container center of gravity top up to the center of reel 4, and freight container just has been up to the standard state.As freight container center of gravity deflection the right that goods is housed, so, suspender is sling behind the freight container, and the suspender and the freight container left side can stick up by by gravity.Reel 4 rotates counterclockwise under power driven, sees Fig. 1, the steel rope 3 that twines on the reel 4, and the shortening of the right, the growth on the left side moves on to freight container center of gravity top up to the center of reel 3, and freight container also has been up to the standard state.
The hang of this suspender has determined the framework of suspender and telescopic girder mainly to bear axial load, and the sectional dimension of framework and telescopic girder can be done very for a short time.Thereby the very light weight of suspender, the balancing mode of this suspender has determined that the balancing resistance of suspender is little.

Claims (9)

1, light-weight rotary hanger for containers is characterized in that: the setting flexible expansion bracket (2) of duel spreader frames (1) relatively in duel spreader frames (1) is provided for driving expansion bracket (2) driver train flexible with respect to duel spreader frames (1) on duel spreader frames (1); Between duel spreader frames (1) and expansion bracket (2), be provided for locating the detent mechanism of the position of expansion bracket (2); Overhanging end at expansion bracket (2) connects steel rope (3), and the middle part of described steel rope (3) hangs on the equalizing gear; Duel spreader frames (1), expansion bracket (2), equalizing gear and steel rope (3) are formed the triangle suspension bracket.
2, light-weight rotary hanger for containers as claimed in claim 1, it is characterized in that: in described driver train, oil motor (5) is installed on the duel spreader frames (1), clutch end at oil motor (5) is provided with sprocket wheel (10), described sprocket wheel (10) utilizes chain (14) to be connected with pull bar (9), and described pull bar (9) is connected on the described expansion bracket (2); The inner of described pull bar (9) is connected with chain (14), and the outer end of pull bar (9) is connected with the overhanging end of expansion bracket (2).
3, as light-weight rotary hanger for containers as described in the claim 2, it is characterized in that: the overhanging end at expansion bracket (2) is provided with Connection Block (8), and the outer end of described pull bar (9) utilizes bearing pin (7) to be connected with described Connection Block (8).
4, light-weight rotary hanger for containers according to claim 1 is characterized in that: the tensioner (13) of the tightness that is used to regulate chain (14) of being connected in series on described chain (14); Connecting portion at described chain (14) and described pull bar (9) is provided with contiguous block, and bolt is arranged on contiguous block, and described chain (14) and described bolted connection are with belleville spring (11) on described bolt.
5, light-weight rotary hanger for containers according to claim 1, it is characterized in that: in described detent mechanism, on duel spreader frames (1), at least one knock hole is set, on expansion bracket (2), at least one knock hole is set equally, flexible behind assigned address at described expansion bracket (2), knock hole on the duel spreader frames (1) overlaps with knock hole on the expansion bracket (2), inserts lock pin (6) in two knock holees after coincidence.
6, light-weight rotary hanger for containers according to claim 1, it is characterized in that: described expansion bracket (2) has two, lays respectively at the two ends of described duel spreader frames (1); Cooresponding driver train also has two, is arranged in the two ends of described duel spreader frames (1); Described duel spreader frames (1) is rectangular framework with described expansion bracket (2), between duel spreader frames (1) and expansion bracket (2) chute and slide block is set, and described slide block can slide in chute; Described chute is installed on duel spreader frames (1) or the expansion bracket (2), and cooresponding slide block then is installed on expansion bracket (2) or the duel spreader frames (1).
7, light-weight rotary hanger for containers according to claim 1 is characterized in that:
8, as light-weight rotary hanger for containers as described in the claim 7, it is characterized in that: in described equalizing gear, drum shaft (24) is installed in bottom at link span (15), on drum shaft (24), utilize bearing (22) that reel (4) is installed, internally toothed annulus (21) is arranged in reel (4), and between internally toothed annulus (21) and reel (4), be provided for the power transmission pin (20) of transferring power; Actuating device (26) is set on link span (15), and the clutch end of described actuating device (26) is provided with gear (18), described gear (18) and described internally toothed annulus (21) engagement.
9, as light-weight rotary hanger for containers as described in the claim 8, it is characterized in that: the limit safety chi (27) of arc and the safe chi of deflection (31) of arc are set on link span (15), and the limit safety chi (27) of described arc is the center with the axle center of drum shaft (24) all with the safe chi of deflection (31) of arc; On described link span (15), also be provided with limit switch (33) and ram (35).
CN2009101827044A 2009-09-03 2009-09-03 Light-weight rotary hanger for containers CN101665213B (en)

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Application Number Priority Date Filing Date Title
CN2009101827044A CN101665213B (en) 2009-09-03 2009-09-03 Light-weight rotary hanger for containers

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Application Number Priority Date Filing Date Title
CN2009101827044A CN101665213B (en) 2009-09-03 2009-09-03 Light-weight rotary hanger for containers

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CN101665213B CN101665213B (en) 2012-01-04

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102431885A (en) * 2011-12-03 2012-05-02 江苏欧玛机械有限公司 Adjustable inner hole lifting appliance
CN103523664A (en) * 2013-09-27 2014-01-22 三一集团有限公司 Single-girder hanger and reach stacker
CN103728114A (en) * 2013-12-31 2014-04-16 吴江区铜罗新世纪包装厂 Paint bucket dropping test device
CN105108386A (en) * 2015-08-31 2015-12-02 苏州斯尔特微电子有限公司 Inhaul cable structure on electronic welding machine
CN105217439A (en) * 2014-09-30 2016-01-06 重庆大学 Vertical hanger rope rope support
CN105540414A (en) * 2016-02-01 2016-05-04 洛阳润奥供电有限公司 Telescopic lifting frame for box transformer substation
CN109867197A (en) * 2019-04-04 2019-06-11 北京卫星制造厂有限公司 A kind of suspender and method for the lifting overturning of recoverable airship solar heat protection outsole

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102431885A (en) * 2011-12-03 2012-05-02 江苏欧玛机械有限公司 Adjustable inner hole lifting appliance
CN103523664A (en) * 2013-09-27 2014-01-22 三一集团有限公司 Single-girder hanger and reach stacker
CN103523664B (en) * 2013-09-27 2015-05-13 三一集团有限公司 Single-girder hanger and reach stacker
CN103728114A (en) * 2013-12-31 2014-04-16 吴江区铜罗新世纪包装厂 Paint bucket dropping test device
CN105217439A (en) * 2014-09-30 2016-01-06 重庆大学 Vertical hanger rope rope support
CN105217439B (en) * 2014-09-30 2017-06-16 重庆大学 Vertical hanger rope rope support
CN105108386A (en) * 2015-08-31 2015-12-02 苏州斯尔特微电子有限公司 Inhaul cable structure on electronic welding machine
CN105540414A (en) * 2016-02-01 2016-05-04 洛阳润奥供电有限公司 Telescopic lifting frame for box transformer substation
CN109867197A (en) * 2019-04-04 2019-06-11 北京卫星制造厂有限公司 A kind of suspender and method for the lifting overturning of recoverable airship solar heat protection outsole

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Assignee: Wuxi Huadong Heavy Machinery Co., Ltd.

Assignor: Wuxi Huadong Heavy Industry Science & Technology Group Co., Ltd.

Contract record no.: 2012320000053

Denomination of invention: Light-weight rotary hanger for containers

Granted publication date: 20120104

License type: Exclusive License

Open date: 20100310

Record date: 20120208